. It’s true that he did write some excellent poems, but he is ______ known as a playwright. 

I wasn’t blaming anyone: I ________ said errors like this could be avoided.

—— Can I help you? —— Well, I’m afraid the box is＿＿＿heavy for you,but thank you all the same. 

—Where can I find a convenient hotel for the night,sir?—There is one beside the Guangming Square,and it’s said to be the best hotel______in this city.

The test not only helps make our _____ acquired knowledge permanent, but also enables us to find out what needs to take more time to improve.